JPH0272859U - - Google Patents
Info
- Publication number
- JPH0272859U JPH0272859U JP15226788U JP15226788U JPH0272859U JP H0272859 U JPH0272859 U JP H0272859U JP 15226788 U JP15226788 U JP 15226788U JP 15226788 U JP15226788 U JP 15226788U JP H0272859 U JPH0272859 U JP H0272859U
- Authority
- JP
- Japan
- Prior art keywords
- fluid pressure
- link
- pressure source
- link mechanism
- transmits
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims 6
- 230000004323 axial length Effects 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Gear-Shifting Mechanisms (AREA)
Description
第１図は本考案の一実施例である車両用パワー
シフト装置を示す模式図、第２図は軸長可変リン
クのクランク距離が最長となつたときの状態を示
す模式図、第３図は本考案の作用を説明するため
の説明図である。第４図は従来例を示す模式図で
ある。
１０……チエンジレバー、１１……リンク機構
、１２……第１リンク、１３……リンク軸、１４
……軸長可変リンク、１５……倍力装置、２０…
…ピン、２１……スライダ、２２……リンク本体
、２３……スライダ本体、２４……エアシリンダ
、２７……シリンダ室、２８……ピストン、２９
……ばね、３１……エア圧源、３２……ピストン
ロツド、３６……レバー、３７……第２リンク。
Fig. 1 is a schematic diagram showing a vehicle power shift device which is an embodiment of the present invention, Fig. 2 is a schematic diagram showing the state when the crank distance of the variable shaft length link is the longest, and Fig. 3 is a schematic diagram showing the state when the crank distance of the variable shaft length link is the longest. FIG. 3 is an explanatory diagram for explaining the operation of the present invention. FIG. 4 is a schematic diagram showing a conventional example. 10... Change lever, 11... Link mechanism, 12... First link, 13... Link shaft, 14
...Variable shaft length link, 15...Boosting device, 20...
...Pin, 21...Slider, 22...Link body, 23...Slider body, 24...Air cylinder, 27...Cylinder chamber, 28...Piston, 29
... Spring, 31 ... Air pressure source, 32 ... Piston rod, 36 ... Lever, 37 ... Second link.
Claims (1)
と、流体圧を発生する流体圧源と、リンク機構か
らの操作力を流体圧源の流体圧により倍力してト
ランスミツシヨンへ伝達する倍力装置とを備えて
いる車両用パワーシフト装置において、前記リン
ク機構に軸長可変リンクが介設されており、軸長
可変リンクは前記流体圧源による流体供給の異常
時にそのリンク比が正常時よりも大きくなるよう
に構成されていることを特徴とする車両用パワー
シフト装置。 A link mechanism that transmits the operating force of the change lever, a fluid pressure source that generates fluid pressure, and a booster that boosts the operating force from the link mechanism by the fluid pressure of the fluid pressure source and transmits it to the transmission. In the vehicle power shift device, a variable axial length link is interposed in the link mechanism, and the variable axial length link has a link ratio larger than that in normal times when the fluid supply by the fluid pressure source is abnormal. A power shift device for a vehicle, characterized in that it is configured as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988152267U JPH0747641Y2 (en) | 1988-11-21 | 1988-11-21 | Power shift device for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988152267U JPH0747641Y2 (en) | 1988-11-21 | 1988-11-21 | Power shift device for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0272859U true JPH0272859U (en) | 1990-06-04 |
| JPH0747641Y2 JPH0747641Y2 (en) | 1995-11-01 |
Family
ID=31427038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988152267U Expired - Lifetime JPH0747641Y2 (en) | 1988-11-21 | 1988-11-21 | Power shift device for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0747641Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013217396A (en) * | 2012-04-05 | 2013-10-24 | Sanwa Seiki Co Ltd | Booster for gear shift operation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59175752U (en) * | 1983-05-12 | 1984-11-24 | 日産ディーゼル工業株式会社 | Malfunction prevention device for transmission with power assist mechanism |
| JPS63150143U (en) * | 1987-03-24 | 1988-10-03 |
-
1988
- 1988-11-21 JP JP1988152267U patent/JPH0747641Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59175752U (en) * | 1983-05-12 | 1984-11-24 | 日産ディーゼル工業株式会社 | Malfunction prevention device for transmission with power assist mechanism |
| JPS63150143U (en) * | 1987-03-24 | 1988-10-03 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013217396A (en) * | 2012-04-05 | 2013-10-24 | Sanwa Seiki Co Ltd | Booster for gear shift operation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0747641Y2 (en) | 1995-11-01 |
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